Finding the Fourth Proportional to 89,383.21, 134,092.10 and 30,228.51

Step by Step Solution

1. Step 1: Write the proportion equation
   89,383.21 : 134,092.10 = 30,228.51 : x
2. Step 2: Convert to fraction form
   89,383.21/134,092.10 = 30,228.51/x
3. Step 3: Cross multiply
   89,383.21x = 134,092.10 × 30,228.51
4. Step 4: Simplify right side
   89,383.21x = 4,053,404,385.77
5. Step 5: Solve for x
   x = 4,053,404,385.77/89,383.21
6. Step 6: Final answer
   x = 45,348.61